Home / 440,159.20-607,421.52-249,209.44

Finding the Fourth Proportional to 440,159.20, 607,421.52 and 249,209.44

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Solution

The fourth proportional to 440,159.20, 607,421.52 and 249,209.44 is: 343,910.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,159.20 : 607,421.52 = 249,209.44 : x
  2. Step 2: Convert to fraction form
    440,159.20/607,421.52 = 249,209.44/x
  3. Step 3: Cross multiply
    440,159.20x = 607,421.52 × 249,209.44
  4. Step 4: Simplify right side
    440,159.20x = 151,375,176,843.15
  5. Step 5: Solve for x
    x = 151,375,176,843.15/440,159.20
  6. Step 6: Final answer
    x = 343,910.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.